Earth

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Across
  1. 5. Nickel and Iron, center of Earth
  2. 6. The heaviest layer of Earth is this
  3. 7. Heat causing rocks to rise and fall
  4. 9. What the mantle is made of
  5. 10. Thinnest layer of Earth
Down
  1. 1. Liquid metal part of core
  2. 2. The layer directly under the crust
  3. 3. Plate movements/earthquakes create these
  4. 4. The solid ball of metal
  5. 8. 4 of them make up Earth